Stock Market Today: Nasdaq Correction Deepens On U.S.-Iran War News; Sandisk Finds Support (Live Coverage)

The Nasdaq composite experienced a significant downturn, deepening its correction amidst escalating geopolitical tensions between the U.S. and Iran. This market reaction highlights investor sensitivity to international instability, particularly its potential impact on oil prices and global supply chains. While the broader market faced pressure, individual stocks like Sandisk found support, suggesting some sector-specific resilience or underlying positive company news. Investors should monitor geopolitical developments closely, as they will likely continue to dictate market sentiment in the short term, with technology stocks being particularly vulnerable to risk-off trading. The development arrives against a backdrop of shifting risk appetite, where investors are reassessing exposure to markets and weighing the second-order impact on adjacent sectors. Investors are watching the broader tape for follow-through. Live pricing was not available at the time of writing, but positioning data and order-book signals will shape the next session. Positioning across funds, options skew and credit spreads typically respond first; equity price action lags but tends to confirm the direction once volume returns. Readers should treat the immediate move as a sentiment proxy rather than a final verdict on fundamentals. For longer-horizon allocators the more important question is whether this changes the trajectory of cash flows, regulation or competitive dynamics. If it does, multiple compression or expansion follows; if it does not, the reaction fades within a few sessions and the prior trend reasserts itself. What to watch next: forthcoming earnings prints, central-bank guidance and any official commentary that either validates or pushes back on the market's